plane.cc

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#include "base/plane.h"
 
namespace eu
{
    Plane::Plane(const unit3f& n, float d)
        : normal(n)
        , distance(d)
    {}
 
 
    Plane
    Plane::from_normal_and_point(const unit3f& normal, const vec3f& point)
    {
        return {normal, -normal.dot(point)};
    }
    
 
    Plane
    Plane::from_points(const vec3f& p0, const vec3f& p1, const vec3f& p2)
    {
        return from_normal_and_point((p1-p0).cross(p2-p0).get_normalized(), p0);
    }
}